
\usepackage{threeparttable}

\begin{table}
\caption{Treatment effects on support for non-citizen local voting rights among Democrats in Study 2}
\begin{center}
\begin{threeparttable}
\begin{tabular}{l c c c c c c c c}
\hline
 & \multicolumn{1}{c}{vote US} & \multicolumn{1}{c}{vote own} & \multicolumn{1}{c}{gov dec} & \multicolumn{1}{c}{more info} & \multicolumn{1}{c}{vote US} & \multicolumn{1}{c}{vote own} & \multicolumn{1}{c}{gov dec} & \multicolumn{1}{c}{more info} \\
\cline{2-2} \cline{3-3} \cline{4-4} \cline{5-5} \cline{6-6} \cline{7-7} \cline{8-8} \cline{9-9}
 & (1) & (2) & (3) & (4) & (5) & (6) & (7) & (8) \\
\hline
control            & $3.681^{*}$         & $3.697^{*}$         & $3.692^{*}$         & $0.503^{*}$        & $1.444^{*}$         & $1.472^{*}$         & $1.416^{*}$         & $-0.056$           \\
                   & $ [ 3.571;  3.791]$ & $ [ 3.589;  3.806]$ & $ [ 3.582;  3.803]$ & $ [ 0.463; 0.544]$ & $ [ 1.112;  1.776]$ & $ [ 1.141;  1.802]$ & $ [ 1.084;  1.749]$ & $ [-0.178; 0.067]$ \\
co-partisan        & $0.031$             & $0.000$             & $0.099$             & $-0.023$           & $0.082$             & $0.052$             & $0.152^{*}$         & $-0.013$           \\
                   & $ [-0.120;  0.183]$ & $ [-0.151;  0.151]$ & $ [-0.052;  0.249]$ & $ [-0.080; 0.034]$ & $ [-0.055;  0.219]$ & $ [-0.084;  0.187]$ & $ [ 0.016;  0.288]$ & $ [-0.068; 0.042]$ \\
counter-partisan   & $-0.656^{*}$        & $-0.652^{*}$        & $-0.621^{*}$        & $-0.052$           & $-0.679^{*}$        & $-0.673^{*}$        & $-0.642^{*}$        & $-0.054$           \\
                   & $ [-0.818; -0.495]$ & $ [-0.811; -0.492]$ & $ [-0.783; -0.458]$ & $ [-0.110; 0.006]$ & $ [-0.828; -0.531]$ & $ [-0.820; -0.526]$ & $ [-0.790; -0.494]$ & $ [-0.110; 0.003]$ \\
college            &                     &                     &                     &                    & $0.110$             & $0.152^{*}$         & $0.105$             & $0.067^{*}$        \\
                   &                     &                     &                     &                    & $ [-0.010;  0.231]$ & $ [ 0.033;  0.272]$ & $ [-0.014;  0.224]$ & $ [ 0.020; 0.115]$ \\
male               &                     &                     &                     &                    & $-0.007$            & $0.017$             & $-0.011$            & $-0.030$           \\
                   &                     &                     &                     &                    & $ [-0.125;  0.111]$ & $ [-0.100;  0.134]$ & $ [-0.128;  0.106]$ & $ [-0.076; 0.016]$ \\
white              &                     &                     &                     &                    & $-0.085$            & $-0.093$            & $-0.068$            & $0.002$            \\
                   &                     &                     &                     &                    & $ [-0.210;  0.039]$ & $ [-0.215;  0.029]$ & $ [-0.192;  0.056]$ & $ [-0.046; 0.051]$ \\
latino             &                     &                     &                     &                    & $0.226^{*}$         & $0.218^{*}$         & $0.205^{*}$         & $0.066$            \\
                   &                     &                     &                     &                    & $ [ 0.050;  0.402]$ & $ [ 0.040;  0.395]$ & $ [ 0.031;  0.379]$ & $ [-0.006; 0.137]$ \\
strong partisan    &                     &                     &                     &                    & $0.190^{*}$         & $0.148^{*}$         & $0.161^{*}$         & $-0.010$           \\
                   &                     &                     &                     &                    & $ [ 0.063;  0.317]$ & $ [ 0.022;  0.274]$ & $ [ 0.036;  0.286]$ & $ [-0.060; 0.040]$ \\
employed           &                     &                     &                     &                    & $0.223^{*}$         & $0.197^{*}$         & $0.188^{*}$         & $0.035$            \\
                   &                     &                     &                     &                    & $ [ 0.099;  0.346]$ & $ [ 0.075;  0.320]$ & $ [ 0.065;  0.310]$ & $ [-0.013; 0.082]$ \\
married/partner    &                     &                     &                     &                    & $0.017$             & $-0.027$            & $0.023$             & $0.023$            \\
                   &                     &                     &                     &                    & $ [-0.107;  0.140]$ & $ [-0.149;  0.096]$ & $ [-0.100;  0.146]$ & $ [-0.024; 0.071]$ \\
attitudes migrants &                     &                     &                     &                    & $0.434^{*}$         & $0.441^{*}$         & $0.464^{*}$         & $0.038^{*}$        \\
                   &                     &                     &                     &                    & $ [ 0.377;  0.492]$ & $ [ 0.384;  0.498]$ & $ [ 0.406;  0.522]$ & $ [ 0.017; 0.060]$ \\
native born        &                     &                     &                     &                    & $0.198^{*}$         & $0.172$             & $0.155$             & $-0.001$           \\
                   &                     &                     &                     &                    & $ [ 0.013;  0.383]$ & $ [-0.013;  0.357]$ & $ [-0.026;  0.337]$ & $ [-0.071; 0.068]$ \\
interest politics  &                     &                     &                     &                    & $0.068^{*}$         & $0.074^{*}$         & $0.070^{*}$         & $0.097^{*}$        \\
                   &                     &                     &                     &                    & $ [ 0.008;  0.129]$ & $ [ 0.015;  0.134]$ & $ [ 0.010;  0.129]$ & $ [ 0.076; 0.118]$ \\
\hline
cov                & no                  & no                  & no                  & no                 & yes                 & yes                 & yes                 & yes                \\
Adj. R$^2$         & $0.048$             & $0.046$             & $0.049$             & $0.001$            & $0.204$             & $0.206$             & $0.214$             & $0.066$            \\
Num. obs.          & $1788$              & $1787$              & $1788$              & $1750$             & $1788$              & $1787$              & $1788$              & $1750$             \\
\hline
\end{tabular}
\begin{tablenotes}[flushleft]
\scriptsize{\item Presents estimates of average treatment effects and heteroskedasticity-consistent 95% CIs without and with covariate adjustment for Study 2. The sample includes Democratic registered voters who answered covariate and outcome questions. 
 $^*$ Null hypothesis value outside the confidence interval.}
\end{tablenotes}
\end{threeparttable}
\label{table:ols_study2_dem}
\end{center}
\end{table}
